The slowing down of blood flow after an injury is known as a bloodclot. A bloodclot blocks the flow of blood in the veins and arteries. If such a thing transpires; the angina problems could occur and some times they could prove fatal also. If a bloodclot is already present in your body then a physician would be required. There are many home remedies to prevent and treat a bloodclot. However, the most popular one is to drink 3 cups tea made from Yarrow (1 tsp) to change the acrid taste Yarrow a tinge of honey could be added. Continue this treatment as long as it is required.